Exposure
- ID
- MATIS.2025-08-09T07:27:40.622_1
- Header ID
- MATIS.2025-08-09T07:27:40.622
- Date updated
- 2025-08-09 07:35:45 UTC+0000
- Release date
- 2026-08-09 07:35:45 UTC+0000
- UTC Start
- 2025-08-09 07:27:40.622
- UTC End
- 2025-08-09 07:28:47.066
- MJD Start
- 60896.31088683
- MJD End
- 60896.311655857775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004029
- Ambient temperature (°C)
- 12.19
- Seeing (arcsec)
- 0.695
Observation
- ID
- 69615
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51701
- Name
- HD 218396
- RA
- 346.871622
- DEC
- 21.13389
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.2540 | 47.3500 | 37.5000 | 37.6000 |
| U1-U3 | 89.1790 | 89.3560 | 43.4000 | 43.4000 |
| U1-U4 | 128.1640 | 128.2690 | 65.1920 | 65.1000 |
| U2-U3 | 42.4530 | 42.5290 | 50.0000 | 49.9000 |
| U2-U4 | 89.0620 | 89.0200 | 79.4600 | 79.3410 |
| U3-U4 | 56.1390 | 56.0010 | 101.3100 | 101.2230 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60896.31088683 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871622 |
| DEC | 21.13389 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 47.254 |
| HIERARCH ESO ISS PBL12 END | 47.35 |
| HIERARCH ESO ISS PBLA12 START | 37.5 |
| HIERARCH ESO ISS PBLA12 END | 37.6 |
| HIERARCH ESO ISS PBL13 START | 89.179 |
| HIERARCH ESO ISS PBL13 END | 89.356 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.164 |
| HIERARCH ESO ISS PBL14 END | 128.269 |
| HIERARCH ESO ISS PBLA14 START | 65.192 |
| HIERARCH ESO ISS PBLA14 END | 65.1 |
| HIERARCH ESO ISS PBL23 START | 42.453 |
| HIERARCH ESO ISS PBL23 END | 42.529 |
| HIERARCH ESO ISS PBLA23 START | 50.0 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 89.062 |
| HIERARCH ESO ISS PBL24 END | 89.02 |
| HIERARCH ESO ISS PBLA24 START | 79.46 |
| HIERARCH ESO ISS PBLA24 END | 79.341 |
| HIERARCH ESO ISS PBL34 START | 56.139 |
| HIERARCH ESO ISS PBL34 END | 56.001 |
| HIERARCH ESO ISS PBLA34 START | 101.31 |
| HIERARCH ESO ISS PBLA34 END | 101.223 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004415 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003643 |
| HIERARCH ESO ISS AMBI TEMP | 12.19 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |